Exemplo n.º 1
0
        public void Attack(int paragraphCount, int letterCount, int attackType, KeyPredicate keyPred)
        {
            InitializeArrays(paragraphCount);
            int part = paragraphCount / Environment.ProcessorCount;

            Environment.ProcessorCount.Times(i =>
            {
                Thread thread = new Thread(() => Attack(part, letterCount, attackType, i, keyPred));
                thread.Priority = ThreadPriority.BelowNormal;
                thread.Start();
            });
        }
Exemplo n.º 2
0
        protected void Attack(int paragraphCount, int letterCount, int attackType, int turn, KeyPredicate keyPred)
        {
            for (int i = 0; i < paragraphCount; i++)
            {
                string opentext;

                if(cipher is Monoalphabetic)
                    opentext = texts.RandomSpacesParagraph(letterCount);
                else
                    opentext = texts.RandomParagraph(letterCount);

                string key = cipher.RandomKey();
                string ciphertext = cipher.Encrypt(opentext, key);
                try
                {
                    var crackKeys = cipher.Crack(ciphertext, attackType, Form1.currentLanguage);
                    success[paragraphCount * turn + i] = keyPred(key, crackKeys.First()) ? 1 : 0;

                }
                catch (CryptanalysisCore.Exceptions.MatchNotFound)
                {

                }

                progress();
            }

            SetDone(turn);

            lock (lockObject)
            {
                if (AreThreadsDone())
                {
                    afterFinish(string.Format("Úspěšnost: {0} %.",
                        (int)Math.Round(((double)success.Sum() / (double)success.Length * 100))));
                }
            }
        }